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import scala.actors.Actor
object Test {
class FatActorFactory extends Actor {
def act() {
var cnt = 0
Actor.loopWhile(cnt < fatActors) {
//if ((cnt % 5) == 0) println(cnt)
val fa = new FatActor()
fa.start()
cnt += 1
if (cnt == fatActors) Monitor ! 'done
}
}
}
class FatActor extends Actor {
def act() {
fat = new Array[Int](fatness)
react {
case 'hi => exit()
}
}
private var fat: Array[Int] = _
}
object Monitor extends Actor {
private var cnt = 0
def act() {
Actor.loop {
react {
case 'done => {
cnt += 1
if (cnt == factories) System.exit(0) // once GC pressure stops FatActors stop being collected, and as
} // a result ActorGC never finds out that they are defunct
}
}
}
}
val factories = 4 // the number of factories to start
val fatActors = 50 // the number of FatActors for each factory to produce
val fatness = 1024*1024*10
def main(args: Array[String]) {
scala.actors.Scheduler.impl.shutdown()
val sched = {
val s = new scala.actors.FJTaskScheduler2
s.start()
s
}
scala.actors.Scheduler.impl = sched
Monitor.start()
for(i <- 1 to factories) {
//if ((i % 50) == 0) println(i)
val fa = new FatActorFactory()
fa.start()
}
println("Done")
}
}
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